Home / 434,581,442.40-651,872,163.60-332,544,770.40

Finding the Fourth Proportional to 434,581,442.40, 651,872,163.60 and 332,544,770.40

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Solution

The fourth proportional to 434,581,442.40, 651,872,163.60 and 332,544,770.40 is: 498,817,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,581,442.40 : 651,872,163.60 = 332,544,770.40 : x
  2. Step 2: Convert to fraction form
    434,581,442.40/651,872,163.60 = 332,544,770.40/x
  3. Step 3: Cross multiply
    434,581,442.40x = 651,872,163.60 × 332,544,770.40
  4. Step 4: Simplify right side
    434,581,442.40x = 216,776,678,974,513,216
  5. Step 5: Solve for x
    x = 216,776,678,974,513,216/434,581,442.40
  6. Step 6: Final answer
    x = 498,817,155.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.